Easy to Install & Fit for Most Car: You will get 1 x Mini USB hardwire kit,1 x installing crowbar,8 x fuse tap cable (with the most popular fuse types will meet the applications for most car models). Hidden wiring design remains your car neat and tidy after the installation. NOTE: Please read the guidance before install or go to a car fix-up store to ask for help. Wide Compatibility for Different Devices: The Hardwire kit is suitable for the majority of onboard mini USB equipment, such as dash cam, mirror dash cam, radar detector, and GPS. In addition, it released the car's cigarette lighter port, allowing you to accommodate more other electrical appliances to your car. All-Round Protects Your Dash Cam: the dash cam hardwire kit will auto cut the power when it detects the voltage is lower than the safety range. Meanwhile, other practical security protection like over current, over-current, short-circuit, reverse connection, and overheat are also supported. Anti-interference Cable: Most car charger of dash cam generates interference waves after being powered on, which will affect your car radio. However, this hardwire kit adopts a wire that can shield the radio waves, which can greatly reduce the interference to the radio and let you enjoy the radio while driving. Make Your Dash Cam more Powerful: With hardwire kit connect, you will no longer worry about your car being stolen and damaged, you dash cam can continuously record for 24 hours even if the ignition is off. Make your dash cam can monitor your car 7x24 hours and save you peace of mind. If you are not sure how to hardwiring the dash cam or have difficulties to hardwiring, we recommend you ask for a profession or go to local fix up store to ask for help, because improper installation may damage some features of your car. For the customers who want to hardwiring Arifayz Q3 dashcam. When you correctly connect the 3 leads of the hardwire kit to your fuse box, remember to turn on the 'Time Lapse Record' of your Q3 dashcam, otherwise, it won't go on recording when you shut down your car.